Home / 192,928.10-289,287.77-153,202.66

Finding the Fourth Proportional to 192,928.10, 289,287.77 and 153,202.66

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Solution

The fourth proportional to 192,928.10, 289,287.77 and 153,202.66 is: 229,721.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,928.10 : 289,287.77 = 153,202.66 : x
  2. Step 2: Convert to fraction form
    192,928.10/289,287.77 = 153,202.66/x
  3. Step 3: Cross multiply
    192,928.10x = 289,287.77 × 153,202.66
  4. Step 4: Simplify right side
    192,928.10x = 44,319,654,380.24
  5. Step 5: Solve for x
    x = 44,319,654,380.24/192,928.10
  6. Step 6: Final answer
    x = 229,721.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.